1 中毒经过某化工厂硝基氯苯生产车间脱硝工段扩建厂房,由10名临时工于脱硝工段厂房外挖掘地基工程的地槽,该地槽与二硝基氯苯、对硝基氯苯车间相距也很近。挖至30cm深时即有大量黄绿色污水渗积于槽内。此时正值酷暑(1991年7月20日至26日),气温高,湿度大,污水有一种特殊气味,浸湿了工人的衣裤和鞋袜。施工第2天,工人们出现流泪、喷嚏、皮肤沾染处刺痒、灼痛。施工第4 1 poisoning After a chemical plant nitrochlorobenzene production workshop denitrification section expansion plant, from 10 temporary workers in the denitrification section of the excavation of foundation engineering trench, the trench with dinitrochlorobenzene, nitrochlorobenzene workshop Very close. Dredged to 30cm deep when a large number of yellow-green sewage infiltration in the tank. It was at a time when the weather was hot (July 20 to July 26, 1991). The temperature was high and the humidity was high. The sewage had a special smell and soaked workers’ underpants and footwear. On the second day of construction, the workers had tears, sneezing and pruritus and burning on the skin. Construction of the first 4